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Corundum (Var: Ruby) : Al2O3 | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA Pigeon blood rubies. The container here is 37mm across. This photo was taken in 2001 by Rex Biggers. |
| © 2003 Rex Biggers | Photo ID: 14471 View Count: 863 |
Corundum (Var: Ruby) : Al2O3 | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA These crystals are 2-5mm in diameter. The photographer and collector is Rex Biggers whom currently resides in Salem, UT. Full crystals are rare at this location since it is a placer deposit in an ancient riverbed. Note the triangular growth-patterns and striations which are trypical of many corundum crystals. |
| © 2003 Rex Biggers | Photo ID: 14343 View Count: 711 |
Corundum (Var: Ruby) : Al2O3, Corundum (Var: Sapphire) : Al2O3, Garnet Group : X3Z2(TO4)3 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V), Pyrope (Var: Rhodolite) : Mg3Al2[SiO4]3 | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA Rubies, sapphires, garnets, and rhodolites. Container is 37mm across. Photo was taken in 2001 by Rex Biggers. |
| © 2003 Rex Biggers | Photo ID: 14484 View Count: 703 |
Corundum (Var: Ruby) : Al2O3 | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA A rare 11.3 facet quality ruby. Collected and photographed by Rex Biggers in 2001. |
| © 2003 Rex Biggers | Photo ID: 14345 View Count: 685 |
Corundum (Var: Ruby) : Al2O3 | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA Theses rubies are quite large for the Jacobs Mine, 7-16mm in size. Most stones from this deposit are usually under four carats. Top row, left to right: 5.2, 5.5, 9.8, and 11.3 carats. Bottom row: 3.2, 4.6, 4, and 3.8 carats. One ruby of approximately 24 carats was discovered within the past 6 years. Facet quality stones from this mine are usually ... |
| © 2003 Rex Biggers | Photo ID: 14347 View Count: 682 |
Corundum (Var: Ruby) : Al2O3 | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA Center crystal is 5 mm. P. Cristofono specimens and photo. Field-collected 1996. |
| © 2006 Peter Cristofono | Photo ID: 61377 View Count: 330 |
Corundum (Var: Sapphire) : Al2O3, Corundum (Var: Ruby) : Al2O3, Sillimanite : Al2[O|SiO4], Quartz (Var: Smoky Quartz) : SiO2, Garnet Group : X3Z2(TO4)3 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V) | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA A selection of rubies, sapphires, sillimanite & smoky quartz + garnets. The smoky quartz in the upper-left corner is about 28mm long. The photo was taken in 2001 by Rex Biggers. |
| © 2003 Rex Biggers | Photo ID: 14463 View Count: 852 |
Corundum (Var: Sapphire) : Al2O3 | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA Blue-Lavender sapphires collected in about 2001. The photographer and collector is Rex Biggers. The container holding these gems is 37mm across. The crystals are approximately 3-9mm in size. These stones are from an alluvial deposit. |
| © 2003 Rex Biggers | Photo ID: 14344 View Count: 668 |
Corundum (Var: Sapphire) : Al2O3 | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA Purple sappires collected by Rex Biggers. Container is 37mm across. This photo was taken in 2001. |
| © 2003 Rex Biggers | Photo ID: 14462 View Count: 585 |
Corundum (Var: Sapphire) : Al2O3, Corundum (Var: Ruby) : Al2O3, Garnet Group : X3Z2(TO4)3 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V), Pyrope (Var: Rhodolite) : Mg3Al2[SiO4]3 | |
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Jacobs Ruby Mine, Cowee Valley, Macon Co., North Carolina, USA Sapphires, rubies, garnets, and rhodolites. The container is 37mm across and the photo was taken in 2001 by Rex Biggers. |
| © 2003 Rex Biggers | Photo ID: 14483 View Count: 516 |
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